2128740480

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{123191}}^1$

素因数の和:123219

約数の個数: 128

約数和(自身を含む): 7539350400

約数和(自身を除く): 5410609920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 123191, 246382, 369573, 492764, 615955, 739146, 985528, 1108719, 1231910, 1478292, 1847865, 1971056, 2217438, 2463820, 2956584, 3326157, 3695730, 3942112, 4434876, 4927640, 5543595, 5913168, 6652314, 7391460, 7884224, 8869752, 9855280, 11087190, 11826336, 13304628, 14782920, 15768448, 16630785, 17739504, 19710560, 22174380, 23652672, 26609256, 29565840, 33261570, 35479008, 39421120, 44348760, 47305344, 53218512, 59131680, 66523140, 70958016, 78842240, 88697520, 106437024, 118263360, 133046280, 141916032, 177395040, 212874048, 236526720, 266092560, 354790080, 425748096, 532185120, 709580160, 1064370240, 2128740480]

約数ペア:

[(1, 2128740480), (2, 1064370240), (3, 709580160), (4, 532185120), (5, 425748096), (6, 354790080), (8, 266092560), (9, 236526720), (10, 212874048), (12, 177395040), (15, 141916032), (16, 133046280), (18, 118263360), (20, 106437024), (24, 88697520), (27, 78842240), (30, 70958016), (32, 66523140), (36, 59131680), (40, 53218512), (45, 47305344), (48, 44348760), (54, 39421120), (60, 35479008), (64, 33261570), (72, 29565840), (80, 26609256), (90, 23652672), (96, 22174380), (108, 19710560), (120, 17739504), (128, 16630785), (135, 15768448), (144, 14782920), (160, 13304628), (180, 11826336), (192, 11087190), (216, 9855280), (240, 8869752), (270, 7884224), (288, 7391460), (320, 6652314), (360, 5913168), (384, 5543595), (432, 4927640), (480, 4434876), (540, 3942112), (576, 3695730), (640, 3326157), (720, 2956584), (864, 2463820), (960, 2217438), (1080, 1971056), (1152, 1847865), (1440, 1478292), (1728, 1231910), (1920, 1108719), (2160, 985528), (2880, 739146), (3456, 615955), (4320, 492764), (5760, 369573), (8640, 246382), (17280, 123191)]